golang a 代码
文件路径：/test/fixedbugs/issue5470.dir/a.go
// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package a
type Foo interface {
Hi() string
}
func Test1() Foo { return make(tst1) }
type tst1 map[string]bool
func (r tst1) Hi() string { return "Hi!" }
func Test2() Foo { return make(tst2, 0) }
type tst2 []string
func (r tst2) Hi() string { return "Hi!" }
func Test3() Foo { return make(tst3) }
type tst3 chan string
func (r tst3) Hi() string { return "Hi!" }